Home / 21,278,903.19-31,922,838.14-6,900,849.87

Finding the Fourth Proportional to 21,278,903.19, 31,922,838.14 and 6,900,849.87

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Solution

The fourth proportional to 21,278,903.19, 31,922,838.14 and 6,900,849.87 is: 10,352,728.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,278,903.19 : 31,922,838.14 = 6,900,849.87 : x
  2. Step 2: Convert to fraction form
    21,278,903.19/31,922,838.14 = 6,900,849.87/x
  3. Step 3: Cross multiply
    21,278,903.19x = 31,922,838.14 × 6,900,849.87
  4. Step 4: Simplify right side
    21,278,903.19x = 220,294,713,428,450.06
  5. Step 5: Solve for x
    x = 220,294,713,428,450.06/21,278,903.19
  6. Step 6: Final answer
    x = 10,352,728.78

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